20120204431

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 21577466880

約数和(自身を除く): 1457262449

約数列:

[1, 23, 71, 163, 269, 281, 1633, 3749, 6187, 6463, 11573, 19099, 19951, 43847, 45803, 75589, 266179, 439277, 458873, 1008481, 1053469, 1738547, 3113137, 3252013, 5366819, 12321007, 71602151, 74796299, 123436837, 283383161, 874791497, 20120204431]

約数ペア:

[(1, 20120204431), (23, 874791497), (71, 283383161), (163, 123436837), (269, 74796299), (281, 71602151), (1633, 12321007), (3749, 5366819), (6187, 3252013), (6463, 3113137), (11573, 1738547), (19099, 1053469), (19951, 1008481), (43847, 458873), (45803, 439277), (75589, 266179)]